Hi... ADHD is typically diagnosed very early in age. There might be a tendency similar to it. You can consult a psychiatrist for a medical diagnosis.
Possibly, you are misreading the symptoms due to lack of clinical experience/education.
Consult a Psychologist for Psychotherapy/Counselling for your issues like anxiety, focus, and concentration. Often these are created out of psychosocial factors which can easily be dealt with Counselling.
Next Steps
Consult a Psychologist.
CBT along with Lifestyle Guidance & Motivational Counselling is required.
Health Tips
Mr. Gunjan Maithil
Senior Psychologist
Cell: nine six seven one three zero three one three four
Website: https://gunjanmaithil.wixsite.com/therapy
App: http://wix.to/fECHB08?ref=cl